Celia also offers the option to use Bookshare services for free if you need English learning materials. The services require separate registration in Bookshare and at the Celia customer service. You will need proof of right to study and learning disability (or other reading impairment).
More information about Bookshare services and instructions for registration can be found on the Celia website:
Getting started with Bookshare video (17:34). For registration to Bookshare please follow the instructions in this guide, rather than the ones in the video.